Updated api/posts/ to only display public
Updated api/posts/ to only display public

mpietrasik/CMPUT404-project-socialdistribution,CMPUT404W16T01/CMPUT404-project-socialdistribution,mpietrasik/CMPUT404-project-socialdistribution,CMPUT404W16T01/CMPUT404-project-socialdistribution,CMPUT404W16T01/CMPUT404-project-socialdistribution,mpietrasik/CMPUT404-project-socialdistribution